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7fc741759e
Add the ARC backend as an experimental target to lib/Target. Reviewed at: https://reviews.llvm.org/D36331 llvm-svn: 311667
89 lines
2.1 KiB
LLVM
89 lines
2.1 KiB
LLVM
; RUN: llc -march=arc < %s | FileCheck %s
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declare i32 @goo1(i32) nounwind
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; CHECK-LABEL: call1
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; CHECK: bl @goo1
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define i32 @call1(i32 %a) nounwind {
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entry:
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%x = call i32 @goo1(i32 %a)
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ret i32 %x
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}
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declare i32 @goo2(i32, i32, i32, i32, i32, i32, i32, i32) nounwind
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; CHECK-LABEL: call2
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; CHECK-DAG: mov %r0, 0
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; CHECK-DAG: mov %r1, 1
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; CHECK-DAG: mov %r2, 2
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; CHECK-DAG: mov %r3, 3
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; CHECK-DAG: mov %r4, 4
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; CHECK-DAG: mov %r5, 5
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; CHECK-DAG: mov %r6, 6
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; CHECK-DAG: mov %r7, 7
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; CHECK: bl @goo2
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define i32 @call2() nounwind {
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entry:
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%x = call i32 @goo2(i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7)
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ret i32 %x
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}
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declare i32 @goo3(i64, i32, i64) nounwind
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; call goo3(0xEEEEEEEE77777777, 0x55555555, 0xAAAAAAAA33333333)
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; 0xEEEEEEEE == -286331154
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; 0x77777777 == 2004318071
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; 0x55555555 == 1431655765
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; 0xAAAAAAAA == -1431655766
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; 0x33333333 == 858993459
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; CHECK-LABEL: call3
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; CHECK-DAG: mov %r0, 2004318071
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; CHECK-DAG: mov %r1, -286331154
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; CHECK-DAG: mov %r2, 1431655765
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; CHECK-DAG: mov %r3, 858993459
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; CHECK-DAG: mov %r4, -1431655766
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; CHECK: bl @goo3
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define i32 @call3() nounwind {
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entry:
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%x = call i32 @goo3(i64 17216961133457930103,
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i32 1431655765,
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i64 12297829380468716339)
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ret i32 %x
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}
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declare i64 @goo4()
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; 64-bit values are returned in r0r1
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; CHECK-LABEL: call4
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; CHECK: bl @goo4
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; CHECK: lsr %r0, %r1, 16
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define i32 @call4() nounwind {
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%x = call i64 @goo4()
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%v1 = lshr i64 %x, 48
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%v = trunc i64 %v1 to i32
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ret i32 %v
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}
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; 0x0000ffff00ff00ff=281470698455295
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; returned as r0=0x00ff00ff=16711935, r1=0x0000ffff=65535
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; CHECK-LABEL: ret1
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; CHECK-DAG: mov %r1, 65535
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; CHECK-DAG: mov %r0, 16711935
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define i64 @ret1() nounwind {
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ret i64 281470698455295
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}
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@funcptr = external global i32 (i32)*, align 4
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; Indirect calls use JL
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; CHECK-LABEL: call_indirect
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; CHECK-DAG: ld %r[[REG:[0-9]+]], [@funcptr]
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; CHECK-DAG: mov %r0, 12
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; CHECK: jl [%r[[REG]]]
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define i32 @call_indirect(i32 %x) nounwind {
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%f = load i32 (i32)*, i32 (i32)** @funcptr, align 4
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%call = call i32 %f(i32 12)
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%add = add nsw i32 %call, %x
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ret i32 %add
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}
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